import Vue from 'vue'
import router from './router'
import store from './store'

import NProgress from 'nprogress' // progress bar
import '@/components/NProgress/nprogress.less' // progress bar custom style
import notification from 'ant-design-vue/es/notification'
import {
  setDocumentTitle,
  domTitle
} from '@/utils/domUtil'
import {
  ADMIN_ID
} from '@/store/mutation-types'

NProgress.configure({
  showSpinner: false
}) // NProgress Configuration

const whiteList = ['login', 'register', 'registerResult'] // no redirect whitelist
const defaultRoutePath = '/data/index'
router.beforeEach((to, from, next) => {
  NProgress.start() // start progress bar
  to.meta && (typeof to.meta.title !== 'undefined' && setDocumentTitle(`${to.meta.title} - ${domTitle}`))
  if (Vue.ls.get(ADMIN_ID)) {
    /* has token */
    if (to.path === '/user/login') {
      next({
        path: defaultRoutePath
      })
      NProgress.done()
    } else {
      if (store.getters.roles.length === 0) {
        store
          .dispatch('GetInfo')
          .then(res => {
            if (res.status === 200 || res.stats === '200') {
              store.dispatch('GenerateRoutes', {
                res
              }).then(() => {
                // 根据roles权限生成可访问的路由表
                // 动态添加可访问路由表
                router.addRoutes(store.getters.addRouters)
                const redirect = decodeURIComponent(from.query.redirect || to.path)
                if (to.path === redirect) {
                  // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
                  next({ ...to,
                    replace: true
                  })
                } else {
                  // 跳转到目的路由
                  next({
                    path: redirect
                  })
                }
              })
            } else {
              notification.error({
                message: '错误',
                description: res.message
              })
              Vue.ls.clear()
              setTimeout(() => {
                store.dispatch('Logout').then(() => {
                  next({
                    path: '/user/login',
                    query: {
                      redirect: to.fullPath
                    }
                  })
                })
              }, 1000)
            }
          })
          .catch(() => {
            notification.error({
              message: '错误',
              description: '请求用户信息失败，请重试'
            })
            store.dispatch('Logout').then(() => {
              next({
                path: '/user/login',
                query: {
                  redirect: to.fullPath
                }
              })
            })
          })
      } else {
        next()
      }
    }
  } else {
    if (whiteList.includes(to.name)) {
      // 在免登录白名单，直接进入
      next()
    } else {
      next({
        path: '/user/login',
        query: {
          redirect: to.fullPath
        }
      })
      NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
    }
  }
})

router.afterEach(() => {
  NProgress.done() // finish progress bar
})
